Home / 5,542.20-8,314.52-1,646.51

Finding the Fourth Proportional to 5,542.20, 8,314.52 and 1,646.51

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Solution

The fourth proportional to 5,542.20, 8,314.52 and 1,646.51 is: 2,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.20 : 8,314.52 = 1,646.51 : x
  2. Step 2: Convert to fraction form
    5,542.20/8,314.52 = 1,646.51/x
  3. Step 3: Cross multiply
    5,542.20x = 8,314.52 × 1,646.51
  4. Step 4: Simplify right side
    5,542.20x = 13,689,890.52
  5. Step 5: Solve for x
    x = 13,689,890.52/5,542.20
  6. Step 6: Final answer
    x = 2,470.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.